Source: PL-Wn 12720 V Antyfonarz opata Mścisława z Tyńca, pars de temporeFolio: 0300vSequence: 1Feast: De Trinitate,8Office: MGenre: VPosition: 01Cantus ID: 006688aMode: 4Full text: Domine qui custodis pactum et misericordiam servis tuis qui ambulant coram te in toto corde suo